{
  "spec_version": "3",
  "endpoint": "shareholders",
  "stock_code": "9627",
  "company_name": "アインホールディングス",
  "content_lang": "ja",
  "meta_lang": "en",
  "canonical_url": "https://the-shashi.com/tse/9627/shareholders/",
  "api_url": "/api/9627/shareholders.json",
  "updated": "2026-08-15",
  "license": "© 2026 Yutaka Sugiura. All rights reserved.",
  "attribution": "The社史 (the-shashi.com) — https://the-shashi.com/tse/9627/shareholders/",
  "source": {
    "primary": [
      "有価証券報告書（大株主の状況）"
    ],
    "extraction": "EDINET の XBRL から機械抽出。1990 年代以前は旧有価証券報告書・年鑑類からの転記",
    "row_field": "source",
    "caveat": "持株比率は各期の開示値そのまま。信託口の名寄せは行っていない"
  },
  "shareholders": [
    {
      "FY": "FY15",
      "period": "2016/4",
      "rank": 1,
      "name": "大谷 喜一",
      "shareholding_ratio": 10.16,
      "shares_held": 3238000
    },
    {
      "FY": "FY15",
      "period": "2016/4",
      "rank": 2,
      "name": "株式会社セブン＆アイ・ホールディングス",
      "shareholding_ratio": 7.78,
      "shares_held": 2480000
    },
    {
      "FY": "FY15",
      "period": "2016/4",
      "rank": 3,
      "name": "みずほ信託銀行株式会社 退職給付信託 丸紅口 再信託受託者 資産管理サービス信託銀行株式会社",
      "shareholding_ratio": 5,
      "shares_held": 1594000
    },
    {
      "FY": "FY15",
      "period": "2016/4",
      "rank": 4,
      "name": "株式会社北海道銀行",
      "shareholding_ratio": 4.62,
      "shares_held": 1472000
    },
    {
      "FY": "FY15",
      "period": "2016/4",
      "rank": 5,
      "name": "ジエ－ピ－モルガンチエ－ス オツペンハイマ－ ジヤスデツク レンデイング アカウント （常任代理人 株式会社三菱東京ＵＦＪ銀行）",
      "shareholding_ratio": 3.65,
      "shares_held": 1163000
    },
    {
      "FY": "FY15",
      "period": "2016/4",
      "rank": 6,
      "name": "株式会社北洋銀行",
      "shareholding_ratio": 3.4,
      "shares_held": 1085000
    },
    {
      "FY": "FY15",
      "period": "2016/4",
      "rank": 7,
      "name": "エムエルプロセグリゲーションアカウント （常任代理人 メリルリンチ日本証券株式会社）",
      "shareholding_ratio": 3.18,
      "shares_held": 1012000
    },
    {
      "FY": "FY15",
      "period": "2016/4",
      "rank": 8,
      "name": "ステート ストリート バンク アンド トラスト カンパニー （常任代理人 香港上海銀行東京支店カストディ業務部）",
      "shareholding_ratio": 3.05,
      "shares_held": 974000
    },
    {
      "FY": "FY15",
      "period": "2016/4",
      "rank": 9,
      "name": "日本トラスティ・サービス信託銀行株式会社（信託口）",
      "shareholding_ratio": 2.55,
      "shares_held": 812000
    },
    {
      "FY": "FY15",
      "period": "2016/4",
      "rank": 10,
      "name": "農林中央金庫",
      "shareholding_ratio": 1.88,
      "shares_held": 600000
    },
    {
      "FY": "FY16",
      "period": "2017/4",
      "rank": 1,
      "name": "大谷 喜一",
      "shareholding_ratio": 10.16,
      "shares_held": 3238000
    },
    {
      "FY": "FY16",
      "period": "2017/4",
      "rank": 2,
      "name": "株式会社セブン＆アイ・ホールディングス",
      "shareholding_ratio": 7.78,
      "shares_held": 2480000
    },
    {
      "FY": "FY16",
      "period": "2017/4",
      "rank": 3,
      "name": "みずほ信託銀行株式会社 退職給付信託 丸紅口 再信託受託者 資産管理サービス信託銀行株式会社",
      "shareholding_ratio": 5,
      "shares_held": 1594000
    },
    {
      "FY": "FY16",
      "period": "2017/4",
      "rank": 4,
      "name": "株式会社北海道銀行",
      "shareholding_ratio": 4.62,
      "shares_held": 1472000
    },
    {
      "FY": "FY16",
      "period": "2017/4",
      "rank": 5,
      "name": "ジエ－ピ－モルガンチエ－ス オツペンハイマ－ ジヤスデツク レンデイング アカウント （常任代理人 株式会社三菱東京ＵＦＪ銀行）",
      "shareholding_ratio": 3.65,
      "shares_held": 1163000
    },
    {
      "FY": "FY16",
      "period": "2017/4",
      "rank": 6,
      "name": "株式会社北洋銀行",
      "shareholding_ratio": 3.4,
      "shares_held": 1085000
    },
    {
      "FY": "FY16",
      "period": "2017/4",
      "rank": 7,
      "name": "日本トラスティ・サービス信託銀行株式会社（信託口）",
      "shareholding_ratio": 3.19,
      "shares_held": 1016000
    },
    {
      "FY": "FY16",
      "period": "2017/4",
      "rank": 8,
      "name": "エムエルプロセグリゲーションアカウント （常任代理人 メリルリンチ日本証券株式会社）",
      "shareholding_ratio": 2.97,
      "shares_held": 945000
    },
    {
      "FY": "FY16",
      "period": "2017/4",
      "rank": 9,
      "name": "ＭＳＩＰ ＣＬＩＥＮＴ ＳＥＣＵＲＩＴＩＥＳ （常任代理人 モルガン・スタンレーＭＵＦＧ証券株式会社）",
      "shareholding_ratio": 2.66,
      "shares_held": 846000
    },
    {
      "FY": "FY16",
      "period": "2017/4",
      "rank": 10,
      "name": "ゴールドマンサックスインターナショナル （常任代理人 ゴールドマン・サックス証券株式会社）",
      "shareholding_ratio": 2.64,
      "shares_held": 842000
    },
    {
      "FY": "FY17",
      "period": "2018/4",
      "rank": 1,
      "name": "大谷 喜一",
      "shareholding_ratio": 9.14,
      "shares_held": 3238000
    },
    {
      "FY": "FY17",
      "period": "2018/4",
      "rank": 2,
      "name": "株式会社セブン＆アイ・ホールディングス",
      "shareholding_ratio": 7.76,
      "shares_held": 2750000
    },
    {
      "FY": "FY17",
      "period": "2018/4",
      "rank": 3,
      "name": "みずほ信託銀行株式会社 退職給付信託 丸紅口 再信託受託者 資産管理サービス信託銀行株式会社",
      "shareholding_ratio": 4.5,
      "shares_held": 1594000
    },
    {
      "FY": "FY17",
      "period": "2018/4",
      "rank": 4,
      "name": "株式会社北海道銀行",
      "shareholding_ratio": 4.15,
      "shares_held": 1472000
    },
    {
      "FY": "FY17",
      "period": "2018/4",
      "rank": 5,
      "name": "ＭＳＩＰ ＣＬＩＥＮＴ ＳＥＣＵＲＩＴＩＥＳ （常任代理人 モルガン・スタンレーＭＵＦＧ証券株式会社）",
      "shareholding_ratio": 3.93,
      "shares_held": 1391000
    },
    {
      "FY": "FY17",
      "period": "2018/4",
      "rank": 6,
      "name": "ゴールドマンサックスインターナショナル （常任代理人 ゴールドマン・サックス証券株式会社）",
      "shareholding_ratio": 3.35,
      "shares_held": 1186000
    },
    {
      "FY": "FY17",
      "period": "2018/4",
      "rank": 7,
      "name": "株式会社北洋銀行",
      "shareholding_ratio": 3.06,
      "shares_held": 1085000
    },
    {
      "FY": "FY17",
      "period": "2018/4",
      "rank": 8,
      "name": "日本トラスティ・サービス信託銀行株式会社（信託口）",
      "shareholding_ratio": 2.73,
      "shares_held": 965000
    },
    {
      "FY": "FY17",
      "period": "2018/4",
      "rank": 9,
      "name": "日本マスタートラスト信託銀行株式会社（信託口）",
      "shareholding_ratio": 2.32,
      "shares_held": 820000
    },
    {
      "FY": "FY17",
      "period": "2018/4",
      "rank": 10,
      "name": "ステート ストリート バンク アンド トラスト カンパニー （常任代理人 香港上海銀行東京支店 カストディ業務部）",
      "shareholding_ratio": 2.23,
      "shares_held": 789000
    },
    {
      "FY": "FY18",
      "period": "2019/4",
      "rank": 1,
      "name": "大谷 喜一",
      "shareholding_ratio": 9.14,
      "shares_held": 3238000
    },
    {
      "FY": "FY18",
      "period": "2019/4",
      "rank": 2,
      "name": "株式会社セブン＆アイ・ホールディングス",
      "shareholding_ratio": 7.76,
      "shares_held": 2750000
    },
    {
      "FY": "FY18",
      "period": "2019/4",
      "rank": 3,
      "name": "ゴールドマンサックスインターナショナル （常任代理人 ゴールドマン・サックス証券株式会社）",
      "shareholding_ratio": 4.79,
      "shares_held": 1695000
    },
    {
      "FY": "FY18",
      "period": "2019/4",
      "rank": 4,
      "name": "みずほ信託銀行株式会社 退職給付信託 丸紅口 再信託受託者 資産管理サービス信託銀行株式会社",
      "shareholding_ratio": 4.5,
      "shares_held": 1594000
    },
    {
      "FY": "FY18",
      "period": "2019/4",
      "rank": 5,
      "name": "株式会社北海道銀行",
      "shareholding_ratio": 4.15,
      "shares_held": 1472000
    },
    {
      "FY": "FY18",
      "period": "2019/4",
      "rank": 6,
      "name": "ＭＳＩＰ ＣＬＩＥＮＴ ＳＥＣＵＲＩＴＩＥＳ （常任代理人 モルガン・スタンレーＭＵＦＧ証券株式会社）",
      "shareholding_ratio": 3.74,
      "shares_held": 1325000
    },
    {
      "FY": "FY18",
      "period": "2019/4",
      "rank": 7,
      "name": "日本トラスティ・サービス信託銀行株式会社（信託口）",
      "shareholding_ratio": 3.2,
      "shares_held": 1133000
    },
    {
      "FY": "FY18",
      "period": "2019/4",
      "rank": 8,
      "name": "株式会社北洋銀行",
      "shareholding_ratio": 3.06,
      "shares_held": 1085000
    },
    {
      "FY": "FY18",
      "period": "2019/4",
      "rank": 9,
      "name": "日本マスタートラスト信託銀行株式会社（信託口）",
      "shareholding_ratio": 2.55,
      "shares_held": 902000
    },
    {
      "FY": "FY18",
      "period": "2019/4",
      "rank": 10,
      "name": "農林中央金庫",
      "shareholding_ratio": 1.69,
      "shares_held": 600000
    },
    {
      "FY": "FY19",
      "period": "2020/4",
      "rank": 1,
      "name": "大谷 喜一",
      "shareholding_ratio": 9.14,
      "shares_held": 3238000
    },
    {
      "FY": "FY19",
      "period": "2020/4",
      "rank": 2,
      "name": "株式会社セブン＆アイ・ホールディングス",
      "shareholding_ratio": 7.76,
      "shares_held": 2750000
    },
    {
      "FY": "FY19",
      "period": "2020/4",
      "rank": 3,
      "name": "株式会社北洋銀行",
      "shareholding_ratio": 4.96,
      "shares_held": 1758000
    },
    {
      "FY": "FY19",
      "period": "2020/4",
      "rank": 4,
      "name": "みずほ信託銀行株式会社 退職給付信託 丸紅口 再信託受託者 資産管理サービス信託銀行株式会社",
      "shareholding_ratio": 4.5,
      "shares_held": 1594000
    },
    {
      "FY": "FY19",
      "period": "2020/4",
      "rank": 5,
      "name": "株式会社北海道銀行",
      "shareholding_ratio": 4.15,
      "shares_held": 1472000
    },
    {
      "FY": "FY19",
      "period": "2020/4",
      "rank": 6,
      "name": "日本トラスティ・サービス信託銀行株式会社（信託口）",
      "shareholding_ratio": 3.48,
      "shares_held": 1232000
    },
    {
      "FY": "FY19",
      "period": "2020/4",
      "rank": 7,
      "name": "日本マスタートラスト信託銀行株式会社（信託口）",
      "shareholding_ratio": 3.32,
      "shares_held": 1175000
    },
    {
      "FY": "FY19",
      "period": "2020/4",
      "rank": 8,
      "name": "ＴＨＥ ＢＡＮＫ ＯＦ ＮＥＷ ＹＯＲＫ ＭＥＬＬＯＮ １４００４４ （常任代理人 株式会社みずほ銀行決済営業部）",
      "shareholding_ratio": 1.79,
      "shares_held": 633000
    },
    {
      "FY": "FY19",
      "period": "2020/4",
      "rank": 9,
      "name": "ＴＨＥ ＢＡＮＫ ＯＦ ＮＥＷ ＹＯＲＫ ＭＥＬＬＯＮ １４００４１ （常任代理人 株式会社みずほ銀行決済営業部）",
      "shareholding_ratio": 1.78,
      "shares_held": 630000
    },
    {
      "FY": "FY19",
      "period": "2020/4",
      "rank": 10,
      "name": "農林中央金庫",
      "shareholding_ratio": 1.69,
      "shares_held": 600000
    },
    {
      "FY": "FY20",
      "period": "2021/4",
      "rank": 1,
      "name": "大谷 喜一",
      "shareholding_ratio": 9.14,
      "shares_held": 3238000
    },
    {
      "FY": "FY20",
      "period": "2021/4",
      "rank": 2,
      "name": "株式会社セブン＆アイ・ホールディングス",
      "shareholding_ratio": 7.76,
      "shares_held": 2750000
    },
    {
      "FY": "FY20",
      "period": "2021/4",
      "rank": 3,
      "name": "日本マスタートラスト信託銀行株式会社（信託口）",
      "shareholding_ratio": 6.25,
      "shares_held": 2215000
    },
    {
      "FY": "FY20",
      "period": "2021/4",
      "rank": 4,
      "name": "株式会社北洋銀行",
      "shareholding_ratio": 4.96,
      "shares_held": 1758000
    },
    {
      "FY": "FY20",
      "period": "2021/4",
      "rank": 5,
      "name": "みずほ信託銀行株式会社 退職給付信託 丸紅口 再信託受託者 株式会社日本カストディ銀行",
      "shareholding_ratio": 4.5,
      "shares_held": 1594000
    },
    {
      "FY": "FY20",
      "period": "2021/4",
      "rank": 6,
      "name": "株式会社北海道銀行",
      "shareholding_ratio": 4.15,
      "shares_held": 1472000
    },
    {
      "FY": "FY20",
      "period": "2021/4",
      "rank": 7,
      "name": "株式会社日本カストディ銀行（信託口）",
      "shareholding_ratio": 3.6,
      "shares_held": 1275000
    },
    {
      "FY": "FY20",
      "period": "2021/4",
      "rank": 8,
      "name": "ＴＨＥ ＢＡＮＫ ＯＦ ＮＥＷ ＹＯＲＫ ＭＥＬＬＯＮ １４００４４ （常任代理人 株式会社みずほ銀行決済営業部）",
      "shareholding_ratio": 2.19,
      "shares_held": 776000
    },
    {
      "FY": "FY20",
      "period": "2021/4",
      "rank": 9,
      "name": "ＳＴＡＴＥ ＳＴＲＥＥＴ ＢＡＮＫ ＡＮＤ ＴＲＵＳＴ ＣＯＭＰＡＮＹ ５０５１０３ （常任代理人 香港上海銀行東京支店カストディ業務部）",
      "shareholding_ratio": 1.87,
      "shares_held": 661000
    },
    {
      "FY": "FY20",
      "period": "2021/4",
      "rank": 10,
      "name": "農林中央金庫",
      "shareholding_ratio": 1.69,
      "shares_held": 600000
    },
    {
      "FY": "FY21",
      "period": "2022/4",
      "rank": 1,
      "name": "日本マスタートラスト信託銀行株式会社（信託口）",
      "shareholding_ratio": 10.88,
      "shares_held": 3821000
    },
    {
      "FY": "FY21",
      "period": "2022/4",
      "rank": 2,
      "name": "大谷 喜一",
      "shareholding_ratio": 9.22,
      "shares_held": 3238000
    },
    {
      "FY": "FY21",
      "period": "2022/4",
      "rank": 3,
      "name": "株式会社セブン＆アイ・ホールディングス",
      "shareholding_ratio": 7.83,
      "shares_held": 2750000
    },
    {
      "FY": "FY21",
      "period": "2022/4",
      "rank": 4,
      "name": "株式会社北洋銀行",
      "shareholding_ratio": 4.96,
      "shares_held": 1743000
    },
    {
      "FY": "FY21",
      "period": "2022/4",
      "rank": 5,
      "name": "みずほ信託銀行株式会社 退職給付信託 丸紅口 再信託受託者 株式会社日本カストディ銀行",
      "shareholding_ratio": 4.54,
      "shares_held": 1594000
    },
    {
      "FY": "FY21",
      "period": "2022/4",
      "rank": 6,
      "name": "株式会社北海道銀行",
      "shareholding_ratio": 4.19,
      "shares_held": 1472000
    },
    {
      "FY": "FY21",
      "period": "2022/4",
      "rank": 7,
      "name": "ＳＴＡＴＥ ＳＴＲＥＥＴ ＢＡＮＫ ＡＮＤ ＴＲＵＳＴ ＣＯＭＰＡＮＹ ５０５１０３ （常任代理人 香港上海銀行東京支店カストディ業務部）",
      "shareholding_ratio": 3.62,
      "shares_held": 1270000
    },
    {
      "FY": "FY21",
      "period": "2022/4",
      "rank": 8,
      "name": "株式会社日本カストディ銀行（信託口）",
      "shareholding_ratio": 3.22,
      "shares_held": 1129000
    },
    {
      "FY": "FY21",
      "period": "2022/4",
      "rank": 9,
      "name": "ＴＨＥ ＢＡＮＫ ＯＦ ＮＥＷ ＹＯＲＫ ＭＥＬＬＯＮ １４００４４ （常任代理人 株式会社みずほ銀行決済営業部）",
      "shareholding_ratio": 2.88,
      "shares_held": 1010000
    },
    {
      "FY": "FY21",
      "period": "2022/4",
      "rank": 10,
      "name": "ＪＰ ＭＯＲＧＡＮ ＣＨＡＳＥ ＢＡＮＫ ３８５１５１ （常任代理人 株式会社みずほ銀行決済営業部）",
      "shareholding_ratio": 2.67,
      "shares_held": 939000
    },
    {
      "FY": "FY22",
      "period": "2023/4",
      "rank": 1,
      "name": "日本マスタートラスト信託銀行株式会社（信託口）",
      "shareholding_ratio": 9.71,
      "shares_held": 3411000
    },
    {
      "FY": "FY22",
      "period": "2023/4",
      "rank": 2,
      "name": "大谷 喜一",
      "shareholding_ratio": 9.22,
      "shares_held": 3238000
    },
    {
      "FY": "FY22",
      "period": "2023/4",
      "rank": 3,
      "name": "株式会社セブン&アイ・ホールディングス",
      "shareholding_ratio": 7.83,
      "shares_held": 2750000
    },
    {
      "FY": "FY22",
      "period": "2023/4",
      "rank": 4,
      "name": "株式会社北洋銀行",
      "shareholding_ratio": 4.96,
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